Nady HPA-4 Four-Channel Headphone Amp

Nady HPA-4 Four-Channel Headphone Amplifier / Line Distributer in a Single Rack Unit Nady HPA-4 Four-Channel Headphone Amplifier / Line Distributer FEATURES: Four totally independent stereo high-power headphone amplifier/line distribution channels in a convenient single rack package Easy-to-operate unit allows maximum variety of monitoring and stereo line level signal distribution options Input source select switches and Phone and Line 1/4" TRS stereo outputs on each channel Four independent stereo input sections (each with servo-balanced L/R 1/4" TRS jacks) enable independent selection of any of the four stereo signals for each headphone amp/line distribution channel Selection of up to four completely independent monitor signals for each set of headphones connected to the HPA-4 allows optimum monitoring flexibility, or four separate choices for each channel’s Line Output (enabling many audio switching/routing solutions) Separate volume control for each channel adjusts the level to both phone and parallel line outputs Easily expandable for optimum versatility in any application - up to four HPA-4s can be daisy-chained for additional fully selectable headphone/line distribution requirements No-compromise circuit design, stringently selected tight-tolerance components and low-noise, extremely linear amps for reference-quality, transparent audio with maximum headroom even at extremely high headphone volume levels High-quality, rugged construction for maximum reliability Shielded internal dual regulated power supply with ~115V (60Hz) / ~230V (50Hz) select switch and fused IEC power cord connector (NAHPA4)